<?php

/**
 * Zend Framework
 *
 * LICENSE
 *
 * This source file is subject to the new BSD license that is bundled
 * with this package in the file LICENSE.txt.
 * It is also available through the world-wide-web at this URL:
 * http://framework.zend.com/license/new-bsd
 * If you did not receive a copy of the license and are unable to
 * obtain it through the world-wide-web, please send an email
 * to license@zend.com so we can send you a copy immediately.
 *
 * @category  Zend
 * @package   Zend_Locale
 * @copyright  Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)
 * @license   http://framework.zend.com/license/new-bsd     New BSD License
 * @version   $Id: Locale.php 24593 2012-01-05 20:35:02Z matthew $
 */

/**
 * Base class for localization
 *
 * @category  Zend
 * @package   Zend_Locale
 * @copyright  Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)
 * @license   http://framework.zend.com/license/new-bsd     New BSD License
 */
class Zend_Locale {

	/**
	 * Class wide Locale Constants
	 *
	 * @var array $_localeData
	 */
	private static $_localeData = array(
		'root' => true, 'aa_DJ' => true, 'aa_ER' => true, 'aa_ET' => true, 'aa' => true,
		'af_NA' => true, 'af_ZA' => true, 'af' => true, 'ak_GH' => true, 'ak' => true,
		'am_ET' => true, 'am' => true, 'ar_AE' => true, 'ar_BH' => true, 'ar_DZ' => true,
		'ar_EG' => true, 'ar_IQ' => true, 'ar_JO' => true, 'ar_KW' => true, 'ar_LB' => true,
		'ar_LY' => true, 'ar_MA' => true, 'ar_OM' => true, 'ar_QA' => true, 'ar_SA' => true,
		'ar_SD' => true, 'ar_SY' => true, 'ar_TN' => true, 'ar_YE' => true, 'ar' => true,
		'as_IN' => true, 'as' => true, 'az_AZ' => true, 'az' => true, 'be_BY' => true,
		'be' => true, 'bg_BG' => true, 'bg' => true, 'bn_BD' => true, 'bn_IN' => true,
		'bn' => true, 'bo_CN' => true, 'bo_IN' => true, 'bo' => true, 'bs_BA' => true,
		'bs' => true, 'byn_ER' => true, 'byn' => true, 'ca_ES' => true, 'ca' => true,
		'cch_NG' => true, 'cch' => true, 'cop' => true, 'cs_CZ' => true, 'cs' => true,
		'cy_GB' => true, 'cy' => true, 'da_DK' => true, 'da' => true, 'de_AT' => true,
		'de_BE' => true, 'de_CH' => true, 'de_DE' => true, 'de_LI' => true, 'de_LU' => true,
		'de' => true, 'dv_MV' => true, 'dv' => true, 'dz_BT' => true, 'dz' => true,
		'ee_GH' => true, 'ee_TG' => true, 'ee' => true, 'el_CY' => true, 'el_GR' => true,
		'el' => true, 'en_AS' => true, 'en_AU' => true, 'en_BE' => true, 'en_BW' => true,
		'en_BZ' => true, 'en_CA' => true, 'en_GB' => true, 'en_GU' => true, 'en_HK' => true,
		'en_IE' => true, 'en_IN' => true, 'en_JM' => true, 'en_MH' => true, 'en_MP' => true,
		'en_MT' => true, 'en_NA' => true, 'en_NZ' => true, 'en_PH' => true, 'en_PK' => true,
		'en_SG' => true, 'en_TT' => true, 'en_UM' => true, 'en_US' => true, 'en_VI' => true,
		'en_ZA' => true, 'en_ZW' => true, 'en' => true, 'eo' => true, 'es_AR' => true,
		'es_BO' => true, 'es_CL' => true, 'es_CO' => true, 'es_CR' => true, 'es_DO' => true,
		'es_EC' => true, 'es_ES' => true, 'es_GT' => true, 'es_HN' => true, 'es_MX' => true,
		'es_NI' => true, 'es_PA' => true, 'es_PE' => true, 'es_PR' => true, 'es_PY' => true,
		'es_SV' => true, 'es_US' => true, 'es_UY' => true, 'es_VE' => true, 'es' => true,
		'et_EE' => true, 'et' => true, 'eu_ES' => true, 'eu' => true, 'fa_AF' => true,
		'fa_IR' => true, 'fa' => true, 'fi_FI' => true, 'fi' => true, 'fil_PH' => true,
		'fil' => true, 'fo_FO' => true, 'fo' => true, 'fr_BE' => true, 'fr_CA' => true,
		'fr_CH' => true, 'fr_FR' => true, 'fr_LU' => true, 'fr_MC' => true, 'fr_SN' => true,
		'fr' => true, 'fur_IT' => true, 'fur' => true, 'ga_IE' => true, 'ga' => true,
		'gaa_GH' => true, 'gaa' => true, 'gez_ER' => true, 'gez_ET' => true, 'gez' => true,
		'gl_ES' => true, 'gl' => true, 'gsw_CH' => true, 'gsw' => true, 'gu_IN' => true,
		'gu' => true, 'gv_GB' => true, 'gv' => true, 'ha_GH' => true, 'ha_NE' => true,
		'ha_NG' => true, 'ha_SD' => true, 'ha' => true, 'haw_US' => true, 'haw' => true,
		'he_IL' => true, 'he' => true, 'hi_IN' => true, 'hi' => true, 'hr_HR' => true,
		'hr' => true, 'hu_HU' => true, 'hu' => true, 'hy_AM' => true, 'hy' => true,
		'ia' => true, 'id_ID' => true, 'id' => true, 'ig_NG' => true, 'ig' => true,
		'ii_CN' => true, 'ii' => true, 'in' => true, 'is_IS' => true, 'is' => true,
		'it_CH' => true, 'it_IT' => true, 'it' => true, 'iu' => true, 'iw' => true,
		'ja_JP' => true, 'ja' => true, 'ka_GE' => true, 'ka' => true, 'kaj_NG' => true,
		'kaj' => true, 'kam_KE' => true, 'kam' => true, 'kcg_NG' => true, 'kcg' => true,
		'kfo_CI' => true, 'kfo' => true, 'kk_KZ' => true, 'kk' => true, 'kl_GL' => true,
		'kl' => true, 'km_KH' => true, 'km' => true, 'kn_IN' => true, 'kn' => true,
		'ko_KR' => true, 'ko' => true, 'kok_IN' => true, 'kok' => true, 'kpe_GN' => true,
		'kpe_LR' => true, 'kpe' => true, 'ku_IQ' => true, 'ku_IR' => true, 'ku_SY' => true,
		'ku_TR' => true, 'ku' => true, 'kw_GB' => true, 'kw' => true, 'ky_KG' => true,
		'ky' => true, 'ln_CD' => true, 'ln_CG' => true, 'ln' => true, 'lo_LA' => true,
		'lo' => true, 'lt_LT' => true, 'lt' => true, 'lv_LV' => true, 'lv' => true,
		'mk_MK' => true, 'mk' => true, 'ml_IN' => true, 'ml' => true, 'mn_CN' => true,
		'mn_MN' => true, 'mn' => true, 'mo' => true, 'mr_IN' => true, 'mr' => true,
		'ms_BN' => true, 'ms_MY' => true, 'ms' => true, 'mt_MT' => true, 'mt' => true,
		'my_MM' => true, 'my' => true, 'nb_NO' => true, 'nb' => true, 'nds_DE' => true,
		'nds' => true, 'ne_IN' => true, 'ne_NP' => true, 'ne' => true, 'nl_BE' => true,
		'nl_NL' => true, 'nl' => true, 'nn_NO' => true, 'nn' => true, 'no' => true,
		'nr_ZA' => true, 'nr' => true, 'nso_ZA' => true, 'nso' => true, 'ny_MW' => true,
		'ny' => true, 'oc_FR' => true, 'oc' => true, 'om_ET' => true, 'om_KE' => true,
		'om' => true, 'or_IN' => true, 'or' => true, 'pa_IN' => true, 'pa_PK' => true,
		'pa' => true, 'pl_PL' => true, 'pl' => true, 'ps_AF' => true, 'ps' => true,
		'pt_BR' => true, 'pt_PT' => true, 'pt' => true, 'ro_MD' => true, 'ro_RO' => true,
		'ro' => true, 'ru_RU' => true, 'ru_UA' => true, 'ru' => true, 'rw_RW' => true,
		'rw' => true, 'sa_IN' => true, 'sa' => true, 'se_FI' => true, 'se_NO' => true,
		'se' => true, 'sh_BA' => true, 'sh_CS' => true, 'sh_YU' => true, 'sh' => true,
		'si_LK' => true, 'si' => true, 'sid_ET' => true, 'sid' => true, 'sk_SK' => true,
		'sk' => true, 'sl_SI' => true, 'sl' => true, 'so_DJ' => true, 'so_ET' => true,
		'so_KE' => true, 'so_SO' => true, 'so' => true, 'sq_AL' => true, 'sq' => true,
		'sr_BA' => true, 'sr_CS' => true, 'sr_ME' => true, 'sr_RS' => true, 'sr_YU' => true,
		'sr' => true, 'ss_SZ' => true, 'ss_ZA' => true, 'ss' => true, 'st_LS' => true,
		'st_ZA' => true, 'st' => true, 'sv_FI' => true, 'sv_SE' => true, 'sv' => true,
		'sw_KE' => true, 'sw_TZ' => true, 'sw' => true, 'syr_SY' => true, 'syr' => true,
		'ta_IN' => true, 'ta' => true, 'te_IN' => true, 'te' => true, 'tg_TJ' => true,
		'tg' => true, 'th_TH' => true, 'th' => true, 'ti_ER' => true, 'ti_ET' => true,
		'ti' => true, 'tig_ER' => true, 'tig' => true, 'tl' => true, 'tn_ZA' => true,
		'tn' => true, 'to_TO' => true, 'to' => true, 'tr_TR' => true, 'tr' => true,
		'trv_TW' => true, 'trv' => true, 'ts_ZA' => true, 'ts' => true, 'tt_RU' => true,
		'tt' => true, 'ug_CN' => true, 'ug' => true, 'uk_UA' => true, 'uk' => true,
		'ur_IN' => true, 'ur_PK' => true, 'ur' => true, 'uz_AF' => true, 'uz_UZ' => true,
		'uz' => true, 've_ZA' => true, 've' => true, 'vi_VN' => true, 'vi' => true,
		'wal_ET' => true, 'wal' => true, 'wo_SN' => true, 'wo' => true, 'xh_ZA' => true,
		'xh' => true, 'yo_NG' => true, 'yo' => true, 'zh_CN' => true, 'zh_HK' => true,
		'zh_MO' => true, 'zh_SG' => true, 'zh_TW' => true, 'zh' => true, 'zu_ZA' => true,
		'zu' => true
	);

	/**
	 * Class wide Locale Constants
	 *
	 * @var array $_territoryData
	 */
	private static $_territoryData = array(
		'AD' => 'ca_AD', 'AE' => 'ar_AE', 'AF' => 'fa_AF', 'AG' => 'en_AG', 'AI' => 'en_AI',
		'AL' => 'sq_AL', 'AM' => 'hy_AM', 'AN' => 'pap_AN', 'AO' => 'pt_AO', 'AQ' => 'und_AQ',
		'AR' => 'es_AR', 'AS' => 'sm_AS', 'AT' => 'de_AT', 'AU' => 'en_AU', 'AW' => 'nl_AW',
		'AX' => 'sv_AX', 'AZ' => 'az_Latn_AZ', 'BA' => 'bs_BA', 'BB' => 'en_BB', 'BD' => 'bn_BD',
		'BE' => 'nl_BE', 'BF' => 'mos_BF', 'BG' => 'bg_BG', 'BH' => 'ar_BH', 'BI' => 'rn_BI',
		'BJ' => 'fr_BJ', 'BL' => 'fr_BL', 'BM' => 'en_BM', 'BN' => 'ms_BN', 'BO' => 'es_BO',
		'BR' => 'pt_BR', 'BS' => 'en_BS', 'BT' => 'dz_BT', 'BV' => 'und_BV', 'BW' => 'en_BW',
		'BY' => 'be_BY', 'BZ' => 'en_BZ', 'CA' => 'en_CA', 'CC' => 'ms_CC', 'CD' => 'sw_CD',
		'CF' => 'fr_CF', 'CG' => 'fr_CG', 'CH' => 'de_CH', 'CI' => 'fr_CI', 'CK' => 'en_CK',
		'CL' => 'es_CL', 'CM' => 'fr_CM', 'CN' => 'zh_Hans_CN', 'CO' => 'es_CO', 'CR' => 'es_CR',
		'CU' => 'es_CU', 'CV' => 'kea_CV', 'CX' => 'en_CX', 'CY' => 'el_CY', 'CZ' => 'cs_CZ',
		'DE' => 'de_DE', 'DJ' => 'aa_DJ', 'DK' => 'da_DK', 'DM' => 'en_DM', 'DO' => 'es_DO',
		'DZ' => 'ar_DZ', 'EC' => 'es_EC', 'EE' => 'et_EE', 'EG' => 'ar_EG', 'EH' => 'ar_EH',
		'ER' => 'ti_ER', 'ES' => 'es_ES', 'ET' => 'en_ET', 'FI' => 'fi_FI', 'FJ' => 'hi_FJ',
		'FK' => 'en_FK', 'FM' => 'chk_FM', 'FO' => 'fo_FO', 'FR' => 'fr_FR', 'GA' => 'fr_GA',
		'GB' => 'en_GB', 'GD' => 'en_GD', 'GE' => 'ka_GE', 'GF' => 'fr_GF', 'GG' => 'en_GG',
		'GH' => 'ak_GH', 'GI' => 'en_GI', 'GL' => 'iu_GL', 'GM' => 'en_GM', 'GN' => 'fr_GN',
		'GP' => 'fr_GP', 'GQ' => 'fan_GQ', 'GR' => 'el_GR', 'GS' => 'und_GS', 'GT' => 'es_GT',
		'GU' => 'en_GU', 'GW' => 'pt_GW', 'GY' => 'en_GY', 'HK' => 'zh_Hant_HK', 'HM' => 'und_HM',
		'HN' => 'es_HN', 'HR' => 'hr_HR', 'HT' => 'ht_HT', 'HU' => 'hu_HU', 'ID' => 'id_ID',
		'IE' => 'en_IE', 'IL' => 'he_IL', 'IM' => 'en_IM', 'IN' => 'hi_IN', 'IO' => 'und_IO',
		'IQ' => 'ar_IQ', 'IR' => 'fa_IR', 'IS' => 'is_IS', 'IT' => 'it_IT', 'JE' => 'en_JE',
		'JM' => 'en_JM', 'JO' => 'ar_JO', 'JP' => 'ja_JP', 'KE' => 'en_KE', 'KG' => 'ky_Cyrl_KG',
		'KH' => 'km_KH', 'KI' => 'en_KI', 'KM' => 'ar_KM', 'KN' => 'en_KN', 'KP' => 'ko_KP',
		'KR' => 'ko_KR', 'KW' => 'ar_KW', 'KY' => 'en_KY', 'KZ' => 'ru_KZ', 'LA' => 'lo_LA',
		'LB' => 'ar_LB', 'LC' => 'en_LC', 'LI' => 'de_LI', 'LK' => 'si_LK', 'LR' => 'en_LR',
		'LS' => 'st_LS', 'LT' => 'lt_LT', 'LU' => 'fr_LU', 'LV' => 'lv_LV', 'LY' => 'ar_LY',
		'MA' => 'ar_MA', 'MC' => 'fr_MC', 'MD' => 'ro_MD', 'ME' => 'sr_Latn_ME', 'MF' => 'fr_MF',
		'MG' => 'mg_MG', 'MH' => 'mh_MH', 'MK' => 'mk_MK', 'ML' => 'bm_ML', 'MM' => 'my_MM',
		'MN' => 'mn_Cyrl_MN', 'MO' => 'zh_Hant_MO', 'MP' => 'en_MP', 'MQ' => 'fr_MQ', 'MR' => 'ar_MR',
		'MS' => 'en_MS', 'MT' => 'mt_MT', 'MU' => 'mfe_MU', 'MV' => 'dv_MV', 'MW' => 'ny_MW',
		'MX' => 'es_MX', 'MY' => 'ms_MY', 'MZ' => 'pt_MZ', 'NA' => 'kj_NA', 'NC' => 'fr_NC',
		'NE' => 'ha_Latn_NE', 'NF' => 'en_NF', 'NG' => 'en_NG', 'NI' => 'es_NI', 'NL' => 'nl_NL',
		'NO' => 'nb_NO', 'NP' => 'ne_NP', 'NR' => 'en_NR', 'NU' => 'niu_NU', 'NZ' => 'en_NZ',
		'OM' => 'ar_OM', 'PA' => 'es_PA', 'PE' => 'es_PE', 'PF' => 'fr_PF', 'PG' => 'tpi_PG',
		'PH' => 'fil_PH', 'PK' => 'ur_PK', 'PL' => 'pl_PL', 'PM' => 'fr_PM', 'PN' => 'en_PN',
		'PR' => 'es_PR', 'PS' => 'ar_PS', 'PT' => 'pt_PT', 'PW' => 'pau_PW', 'PY' => 'gn_PY',
		'QA' => 'ar_QA', 'RE' => 'fr_RE', 'RO' => 'ro_RO', 'RS' => 'sr_Cyrl_RS', 'RU' => 'ru_RU',
		'RW' => 'rw_RW', 'SA' => 'ar_SA', 'SB' => 'en_SB', 'SC' => 'crs_SC', 'SD' => 'ar_SD',
		'SE' => 'sv_SE', 'SG' => 'en_SG', 'SH' => 'en_SH', 'SI' => 'sl_SI', 'SJ' => 'nb_SJ',
		'SK' => 'sk_SK', 'SL' => 'kri_SL', 'SM' => 'it_SM', 'SN' => 'fr_SN', 'SO' => 'sw_SO',
		'SR' => 'srn_SR', 'ST' => 'pt_ST', 'SV' => 'es_SV', 'SY' => 'ar_SY', 'SZ' => 'en_SZ',
		'TC' => 'en_TC', 'TD' => 'fr_TD', 'TF' => 'und_TF', 'TG' => 'fr_TG', 'TH' => 'th_TH',
		'TJ' => 'tg_Cyrl_TJ', 'TK' => 'tkl_TK', 'TL' => 'pt_TL', 'TM' => 'tk_TM', 'TN' => 'ar_TN',
		'TO' => 'to_TO', 'TR' => 'tr_TR', 'TT' => 'en_TT', 'TV' => 'tvl_TV', 'TW' => 'zh_Hant_TW',
		'TZ' => 'sw_TZ', 'UA' => 'uk_UA', 'UG' => 'sw_UG', 'UM' => 'en_UM', 'US' => 'en_US',
		'UY' => 'es_UY', 'UZ' => 'uz_Cyrl_UZ', 'VA' => 'it_VA', 'VC' => 'en_VC', 'VE' => 'es_VE',
		'VG' => 'en_VG', 'VI' => 'en_VI', 'VU' => 'bi_VU', 'WF' => 'wls_WF', 'WS' => 'sm_WS',
		'YE' => 'ar_YE', 'YT' => 'swb_YT', 'ZA' => 'en_ZA', 'ZM' => 'en_ZM', 'ZW' => 'sn_ZW'
	);

	/**
	 * Autosearch constants
	 */

	const BROWSER = 'browser';
	const ENVIRONMENT = 'environment';
	const ZFDEFAULT = 'default';

	/**
	 * Defines if old behaviour should be supported
	 * Old behaviour throws notices and will be deleted in future releases
	 *
	 * @var boolean
	 */
	public static $compatibilityMode = false;

	/**
	 * Internal variable
	 *
	 * @var boolean
	 */
	private static $_breakChain = false;

	/**
	 * Actual set locale
	 *
	 * @var string Locale
	 */
	protected $_locale;

	/**
	 * Automatic detected locale
	 *
	 * @var string Locales
	 */
	protected static $_auto;

	/**
	 * Browser detected locale
	 *
	 * @var string Locales
	 */
	protected static $_browser;

	/**
	 * Environment detected locale
	 *
	 * @var string Locales
	 */
	protected static $_environment;

	/**
	 * Default locale
	 *
	 * @var string Locales
	 */
	protected static $_default = array('en' => true);

	/**
	 * Generates a locale object
	 * If no locale is given a automatic search is done
	 * Then the most probable locale will be automatically set
	 * Search order is
	 *  1. Given Locale
	 *  2. HTTP Client
	 *  3. Server Environment
	 *  4. Framework Standard
	 *
	 * @param  string|Zend_Locale $locale (Optional) Locale for parsing input
	 * @throws Zend_Locale_Exception When autodetection has been failed
	 */
	public function __construct($locale = null) {
		$this->setLocale($locale);
	}

	/**
	 * Serialization Interface
	 *
	 * @return string
	 */
	public function serialize() {
		return serialize($this);
	}

	/**
	 * Returns a string representation of the object
	 *
	 * @return string
	 */
	public function toString() {
		return (string) $this->_locale;
	}

	/**
	 * Returns a string representation of the object
	 * Alias for toString
	 *
	 * @return string
	 */
	public function __toString() {
		return $this->toString();
	}

	/**
	 * Return the default locale
	 *
	 * @return array Returns an array of all locale string
	 */
	public static function getDefault() {
		if ((self::$compatibilityMode === true) or (func_num_args() > 0)) {
			if (!self::$_breakChain) {
				self::$_breakChain = true;
				trigger_error('You are running Zend_Locale in compatibility mode... please migrate your scripts', E_USER_NOTICE);
				$params = func_get_args();
				$param = null;
				if (isset($params[0])) {
					$param = $params[0];
				}
				return self::getOrder($param);
			}

			self::$_breakChain = false;
		}

		return self::$_default;
	}

	/**
	 * Sets a new default locale which will be used when no locale can be detected
	 * If provided you can set a quality between 0 and 1 (or 2 and 100)
	 * which represents the percent of quality the browser
	 * requested within HTTP
	 *
	 * @param  string|Zend_Locale $locale  Locale to set
	 * @param  float              $quality The quality to set from 0 to 1
	 * @throws Zend_Locale_Exception When a autolocale was given
	 * @throws Zend_Locale_Exception When a unknown locale was given
	 * @return void
	 */
	public static function setDefault($locale, $quality = 1) {
		if (($locale === 'auto') or ($locale === 'root') or ($locale === 'default') or
				($locale === 'environment') or ($locale === 'browser')) {
			require_once 'Zend/Locale/Exception.php';
			throw new Zend_Locale_Exception('Only full qualified locales can be used as default!');
		}

		if (($quality < 0.1) or ($quality > 100)) {
			require_once 'Zend/Locale/Exception.php';
			throw new Zend_Locale_Exception("Quality must be between 0.1 and 100");
		}

		if ($quality > 1) {
			$quality /= 100;
		}

		$locale = self::_prepareLocale($locale);
		if (isset(self::$_localeData[(string) $locale]) === true) {
			self::$_default = array((string) $locale => $quality);
		} else {
			$elocale = explode('_', (string) $locale);
			if (isset(self::$_localeData[$elocale[0]]) === true) {
				self::$_default = array($elocale[0] => $quality);
			} else {
				require_once 'Zend/Locale/Exception.php';
				throw new Zend_Locale_Exception("Unknown locale '" . (string) $locale . "' can not be set as default!");
			}
		}

		self::$_auto = self::getBrowser() + self::getEnvironment() + self::getDefault();
	}

	/**
	 * Expects the Systems standard locale
	 *
	 * For Windows:
	 * f.e.: LC_COLLATE=C;LC_CTYPE=German_Austria.1252;LC_MONETARY=C
	 * would be recognised as de_AT
	 *
	 * @return array
	 */
	public static function getEnvironment() {
		if (self::$_environment !== null) {
			return self::$_environment;
		}

		require_once 'Zend/Locale/Data/Translation.php';

		$language = setlocale(LC_ALL, 0);
		$languages = explode(';', $language);
		$languagearray = array();

		foreach ($languages as $locale) {
			if (strpos($locale, '=') !== false) {
				$language = substr($locale, strpos($locale, '='));
				$language = substr($language, 1);
			}

			if ($language !== 'C') {
				if (strpos($language, '.') !== false) {
					$language = substr($language, 0, strpos($language, '.'));
				} else if (strpos($language, '@') !== false) {
					$language = substr($language, 0, strpos($language, '@'));
				}

				$language = str_ireplace(
						array_keys(Zend_Locale_Data_Translation::$languageTranslation), array_values(Zend_Locale_Data_Translation::$languageTranslation), (string) $language
				);

				$language = str_ireplace(
						array_keys(Zend_Locale_Data_Translation::$regionTranslation), array_values(Zend_Locale_Data_Translation::$regionTranslation), $language
				);

				if (isset(self::$_localeData[$language]) === true) {
					$languagearray[$language] = 1;
					if (strpos($language, '_') !== false) {
						$languagearray[substr($language, 0, strpos($language, '_'))] = 1;
					}
				}
			}
		}

		self::$_environment = $languagearray;
		return $languagearray;
	}

	/**
	 * Return an array of all accepted languages of the client
	 * Expects RFC compilant Header !!
	 *
	 * The notation can be :
	 * de,en-UK-US;q=0.5,fr-FR;q=0.2
	 *
	 * @return array - list of accepted languages including quality
	 */
	public static function getBrowser() {
		if (self::$_browser !== null) {
			return self::$_browser;
		}

		$httplanguages = getenv('HTTP_ACCEPT_LANGUAGE');
		if (empty($httplanguages) && array_key_exists('HTTP_ACCEPT_LANGUAGE', $_SERVER)) {
			$httplanguages = $_SERVER['HTTP_ACCEPT_LANGUAGE'];
		}

		$languages = array();
		if (empty($httplanguages)) {
			return $languages;
		}

		$accepted = preg_split('/,\s*/', $httplanguages);

		foreach ($accepted as $accept) {
			$match = null;
			$result = preg_match('/^([a-z]{1,8}(?:[-_][a-z]{1,8})*)(?:;\s*q=(0(?:\.[0-9]{1,3})?|1(?:\.0{1,3})?))?$/i', $accept, $match);

			if ($result < 1) {
				continue;
			}

			if (isset($match[2]) === true) {
				$quality = (float) $match[2];
			} else {
				$quality = 1.0;
			}

			$countrys = explode('-', $match[1]);
			$region = array_shift($countrys);

			$country2 = explode('_', $region);
			$region = array_shift($country2);

			foreach ($countrys as $country) {
				$languages[$region . '_' . strtoupper($country)] = $quality;
			}

			foreach ($country2 as $country) {
				$languages[$region . '_' . strtoupper($country)] = $quality;
			}

			if ((isset($languages[$region]) === false) || ($languages[$region] < $quality)) {
				$languages[$region] = $quality;
			}
		}

		self::$_browser = $languages;
		return $languages;
	}

	/**
	 * Sets a new locale
	 *
	 * @param  string|Zend_Locale $locale (Optional) New locale to set
	 * @return void
	 */
	public function setLocale($locale = null) {
		$locale = self::_prepareLocale($locale);

		if (isset(self::$_localeData[(string) $locale]) === false) {
			$region = substr((string) $locale, 0, 3);
			if (isset($region[2]) === true) {
				if (($region[2] === '_') or ($region[2] === '-')) {
					$region = substr($region, 0, 2);
				}
			}

			if (isset(self::$_localeData[(string) $region]) === true) {
				$this->_locale = $region;
			} else {
				$this->_locale = 'root';
			}
		} else {
			$this->_locale = $locale;
		}
	}

	/**
	 * Returns the language part of the locale
	 *
	 * @return string
	 */
	public function getLanguage() {
		$locale = explode('_', $this->_locale);
		return $locale[0];
	}

	/**
	 * Returns the region part of the locale if available
	 *
	 * @return string|false - Regionstring
	 */
	public function getRegion() {
		$locale = explode('_', $this->_locale);
		if (isset($locale[1]) === true) {
			return $locale[1];
		}

		return false;
	}

	/**
	 * Return the accepted charset of the client
	 *
	 * @return string
	 */
	public static function getHttpCharset() {
		$httpcharsets = getenv('HTTP_ACCEPT_CHARSET');

		$charsets = array();
		if ($httpcharsets === false) {
			return $charsets;
		}

		$accepted = preg_split('/,\s*/', $httpcharsets);
		foreach ($accepted as $accept) {
			if (empty($accept) === true) {
				continue;
			}

			if (strpos($accept, ';') !== false) {
				$quality = (float) substr($accept, (strpos($accept, '=') + 1));
				$pos = substr($accept, 0, strpos($accept, ';'));
				$charsets[$pos] = $quality;
			} else {
				$quality = 1.0;
				$charsets[$accept] = $quality;
			}
		}

		return $charsets;
	}

	/**
	 * Returns true if both locales are equal
	 *
	 * @param  Zend_Locale $object Locale to check for equality
	 * @return boolean
	 */
	public function equals(Zend_Locale $object) {
		if ($object->toString() === $this->toString()) {
			return true;
		}

		return false;
	}

	/**
	 * Returns localized informations as array, supported are several
	 * types of informations.
	 * For detailed information about the types look into the documentation
	 *
	 * @param  string             $path   (Optional) Type of information to return
	 * @param  string|Zend_Locale $locale (Optional) Locale|Language for which this informations should be returned
	 * @param  string             $value  (Optional) Value for detail list
	 * @return array Array with the wished information in the given language
	 */
	public static function getTranslationList($path = null, $locale = null, $value = null) {
		require_once 'Zend/Locale/Data.php';
		$locale = self::findLocale($locale);
		$result = Zend_Locale_Data::getList($locale, $path, $value);
		if (empty($result) === true) {
			return false;
		}

		return $result;
	}

	/**
	 * Returns an array with the name of all languages translated to the given language
	 *
	 * @param  string|Zend_Locale $locale (Optional) Locale for language translation
	 * @return array
	 * @deprecated
	 */
	public static function getLanguageTranslationList($locale = null) {
		trigger_error("The method getLanguageTranslationList is deprecated. Use getTranslationList('language', $locale) instead", E_USER_NOTICE);
		return self::getTranslationList('language', $locale);
	}

	/**
	 * Returns an array with the name of all scripts translated to the given language
	 *
	 * @param  string|Zend_Locale $locale (Optional) Locale for script translation
	 * @return array
	 * @deprecated
	 */
	public static function getScriptTranslationList($locale = null) {
		trigger_error("The method getScriptTranslationList is deprecated. Use getTranslationList('script', $locale) instead", E_USER_NOTICE);
		return self::getTranslationList('script', $locale);
	}

	/**
	 * Returns an array with the name of all countries translated to the given language
	 *
	 * @param  string|Zend_Locale $locale (Optional) Locale for country translation
	 * @return array
	 * @deprecated
	 */
	public static function getCountryTranslationList($locale = null) {
		trigger_error("The method getCountryTranslationList is deprecated. Use getTranslationList('territory', $locale, 2) instead", E_USER_NOTICE);
		return self::getTranslationList('territory', $locale, 2);
	}

	/**
	 * Returns an array with the name of all territories translated to the given language
	 * All territories contains other countries.
	 *
	 * @param  string|Zend_Locale $locale (Optional) Locale for territory translation
	 * @return array
	 * @deprecated
	 */
	public static function getTerritoryTranslationList($locale = null) {
		trigger_error("The method getTerritoryTranslationList is deprecated. Use getTranslationList('territory', $locale, 1) instead", E_USER_NOTICE);
		return self::getTranslationList('territory', $locale, 1);
	}

	/**
	 * Returns a localized information string, supported are several types of informations.
	 * For detailed information about the types look into the documentation
	 *
	 * @param  string             $value  Name to get detailed information about
	 * @param  string             $path   (Optional) Type of information to return
	 * @param  string|Zend_Locale $locale (Optional) Locale|Language for which this informations should be returned
	 * @return string|false The wished information in the given language
	 */
	public static function getTranslation($value = null, $path = null, $locale = null) {
		require_once 'Zend/Locale/Data.php';
		$locale = self::findLocale($locale);
		$result = Zend_Locale_Data::getContent($locale, $path, $value);
		if (empty($result) === true && '0' !== $result) {
			return false;
		}

		return $result;
	}

	/**
	 * Returns the localized language name
	 *
	 * @param  string $value  Name to get detailed information about
	 * @param  string $locale (Optional) Locale for language translation
	 * @return array
	 * @deprecated
	 */
	public static function getLanguageTranslation($value, $locale = null) {
		trigger_error("The method getLanguageTranslation is deprecated. Use getTranslation($value, 'language', $locale) instead", E_USER_NOTICE);
		return self::getTranslation($value, 'language', $locale);
	}

	/**
	 * Returns the localized script name
	 *
	 * @param  string $value  Name to get detailed information about
	 * @param  string $locale (Optional) locale for script translation
	 * @return array
	 * @deprecated
	 */
	public static function getScriptTranslation($value, $locale = null) {
		trigger_error("The method getScriptTranslation is deprecated. Use getTranslation($value, 'script', $locale) instead", E_USER_NOTICE);
		return self::getTranslation($value, 'script', $locale);
	}

	/**
	 * Returns the localized country name
	 *
	 * @param  string             $value  Name to get detailed information about
	 * @param  string|Zend_Locale $locale (Optional) Locale for country translation
	 * @return array
	 * @deprecated
	 */
	public static function getCountryTranslation($value, $locale = null) {
		trigger_error("The method getCountryTranslation is deprecated. Use getTranslation($value, 'country', $locale) instead", E_USER_NOTICE);
		return self::getTranslation($value, 'country', $locale);
	}

	/**
	 * Returns the localized territory name
	 * All territories contains other countries.
	 *
	 * @param  string             $value  Name to get detailed information about
	 * @param  string|Zend_Locale $locale (Optional) Locale for territory translation
	 * @return array
	 * @deprecated
	 */
	public static function getTerritoryTranslation($value, $locale = null) {
		trigger_error("The method getTerritoryTranslation is deprecated. Use getTranslation($value, 'territory', $locale) instead", E_USER_NOTICE);
		return self::getTranslation($value, 'territory', $locale);
	}

	/**
	 * Returns an array with translated yes strings
	 *
	 * @param  string|Zend_Locale $locale (Optional) Locale for language translation (defaults to $this locale)
	 * @return array
	 */
	public static function getQuestion($locale = null) {
		require_once 'Zend/Locale/Data.php';
		$locale = self::findLocale($locale);
		$quest = Zend_Locale_Data::getList($locale, 'question');
		$yes = explode(':', $quest['yes']);
		$no = explode(':', $quest['no']);
		$quest['yes'] = $yes[0];
		$quest['yesarray'] = $yes;
		$quest['no'] = $no[0];
		$quest['noarray'] = $no;
		$quest['yesexpr'] = self::_prepareQuestionString($yes);
		$quest['noexpr'] = self::_prepareQuestionString($no);

		return $quest;
	}

	/**
	 * Internal function for preparing the returned question regex string
	 *
	 * @param  string $input Regex to parse
	 * @return string
	 */
	private static function _prepareQuestionString($input) {
		$regex = '';
		if (is_array($input) === true) {
			$regex = '^';
			$start = true;
			foreach ($input as $row) {
				if ($start === false) {
					$regex .= '|';
				}

				$start = false;
				$regex .= '(';
				$one = null;
				if (strlen($row) > 2) {
					$one = true;
				}

				foreach (str_split($row, 1) as $char) {
					$regex .= '[' . $char;
					$regex .= strtoupper($char) . ']';
					if ($one === true) {
						$one = false;
						$regex .= '(';
					}
				}

				if ($one === false) {
					$regex .= ')';
				}

				$regex .= '?)';
			}
		}

		return $regex;
	}

	/**
	 * Checks if a locale identifier is a real locale or not
	 * Examples:
	 * "en_XX" refers to "en", which returns true
	 * "XX_yy" refers to "root", which returns false
	 *
	 * @param  string|Zend_Locale $locale     Locale to check for
	 * @param  boolean            $strict     (Optional) If true, no rerouting will be done when checking
	 * @param  boolean            $compatible (DEPRECATED) Only for internal usage, brakes compatibility mode
	 * @return boolean If the locale is known dependend on the settings
	 */
	public static function isLocale($locale, $strict = false, $compatible = true) {
		if (($locale instanceof Zend_Locale)
				|| (is_string($locale) && array_key_exists($locale, self::$_localeData))
		) {
			return true;
		}

		if (($locale === null) || (!is_string($locale) and !is_array($locale))) {
			return false;
		}

		try {
			$locale = self::_prepareLocale($locale, $strict);
		} catch (Zend_Locale_Exception $e) {
			return false;
		}

		if (($compatible === true) and (self::$compatibilityMode === true)) {
			trigger_error('You are running Zend_Locale in compatibility mode... please migrate your scripts', E_USER_NOTICE);
			if (isset(self::$_localeData[$locale]) === true) {
				return $locale;
			} else if (!$strict) {
				$locale = explode('_', $locale);
				if (isset(self::$_localeData[$locale[0]]) === true) {
					return $locale[0];
				}
			}
		} else {
			if (isset(self::$_localeData[$locale]) === true) {
				return true;
			} else if (!$strict) {
				$locale = explode('_', $locale);
				if (isset(self::$_localeData[$locale[0]]) === true) {
					return true;
				}
			}
		}

		return false;
	}

	/**
	 * Finds the proper locale based on the input
	 * Checks if it exists, degrades it when necessary
	 * Detects registry locale and when all fails tries to detect a automatic locale
	 * Returns the found locale as string
	 *
	 * @param string $locale
	 * @throws Zend_Locale_Exception When the given locale is no locale or the autodetection fails
	 * @return string
	 */
	public static function findLocale($locale = null) {
		if ($locale === null) {
			require_once 'Zend/Registry.php';
			if (Zend_Registry::isRegistered('Zend_Locale')) {
				$locale = Zend_Registry::get('Zend_Locale');
			}
		}

		if ($locale === null) {
			$locale = new Zend_Locale();
		}

		if (!Zend_Locale::isLocale($locale, true, false)) {
			if (!Zend_Locale::isLocale($locale, false, false)) {
				$locale = Zend_Locale::getLocaleToTerritory($locale);

				if (empty($locale)) {
					require_once 'Zend/Locale/Exception.php';
					throw new Zend_Locale_Exception("The locale '$locale' is no known locale");
				}
			} else {
				$locale = new Zend_Locale($locale);
			}
		}

		$locale = self::_prepareLocale($locale);
		return $locale;
	}

	/**
	 * Returns the expected locale for a given territory
	 *
	 * @param string $territory Territory for which the locale is being searched
	 * @return string|null Locale string or null when no locale has been found
	 */
	public static function getLocaleToTerritory($territory) {
		$territory = strtoupper($territory);
		if (array_key_exists($territory, self::$_territoryData)) {
			return self::$_territoryData[$territory];
		}

		return null;
	}

	/**
	 * Returns a list of all known locales where the locale is the key
	 * Only real locales are returned, the internal locales 'root', 'auto', 'browser'
	 * and 'environment' are suppressed
	 *
	 * @return array List of all Locales
	 */
	public static function getLocaleList() {
		$list = self::$_localeData;
		unset($list['root']);
		unset($list['auto']);
		unset($list['browser']);
		unset($list['environment']);
		return $list;
	}

	/**
	 * Returns the set cache
	 *
	 * @return Zend_Cache_Core The set cache
	 */
	public static function getCache() {
		require_once 'Zend/Locale/Data.php';
		return Zend_Locale_Data::getCache();
	}

	/**
	 * Sets a cache
	 *
	 * @param  Zend_Cache_Core $cache Cache to set
	 * @return void
	 */
	public static function setCache(Zend_Cache_Core $cache) {
		require_once 'Zend/Locale/Data.php';
		Zend_Locale_Data::setCache($cache);
	}

	/**
	 * Returns true when a cache is set
	 *
	 * @return boolean
	 */
	public static function hasCache() {
		require_once 'Zend/Locale/Data.php';
		return Zend_Locale_Data::hasCache();
	}

	/**
	 * Removes any set cache
	 *
	 * @return void
	 */
	public static function removeCache() {
		require_once 'Zend/Locale/Data.php';
		Zend_Locale_Data::removeCache();
	}

	/**
	 * Clears all set cache data
	 *
	 * @param string $tag Tag to clear when the default tag name is not used
	 * @return void
	 */
	public static function clearCache($tag = null) {
		require_once 'Zend/Locale/Data.php';
		Zend_Locale_Data::clearCache($tag);
	}

	/**
	 * Disables the set cache
	 *
	 * @param  boolean $flag True disables any set cache, default is false
	 * @return void
	 */
	public static function disableCache($flag) {
		require_once 'Zend/Locale/Data.php';
		Zend_Locale_Data::disableCache($flag);
	}

	/**
	 * Internal function, returns a single locale on detection
	 *
	 * @param  string|Zend_Locale $locale (Optional) Locale to work on
	 * @param  boolean            $strict (Optional) Strict preparation
	 * @throws Zend_Locale_Exception When no locale is set which is only possible when the class was wrong extended
	 * @return string
	 */
	private static function _prepareLocale($locale, $strict = false) {
		if ($locale instanceof Zend_Locale) {
			$locale = $locale->toString();
		}

		if (is_array($locale)) {
			return '';
		}

		if (empty(self::$_auto) === true) {
			self::$_browser = self::getBrowser();
			self::$_environment = self::getEnvironment();
			self::$_breakChain = true;
			self::$_auto = self::getBrowser() + self::getEnvironment() + self::getDefault();
		}

		if (!$strict) {
			if ($locale === 'browser') {
				$locale = self::$_browser;
			}

			if ($locale === 'environment') {
				$locale = self::$_environment;
			}

			if ($locale === 'default') {
				$locale = self::$_default;
			}

			if (($locale === 'auto') or ($locale === null)) {
				$locale = self::$_auto;
			}

			if (is_array($locale) === true) {
				$locale = key($locale);
			}
		}

		// This can only happen when someone extends Zend_Locale and erases the default
		if ($locale === null) {
			require_once 'Zend/Locale/Exception.php';
			throw new Zend_Locale_Exception('Autodetection of Locale has been failed!');
		}

		if (strpos($locale, '-') !== false) {
			$locale = strtr($locale, '-', '_');
		}

		$parts = explode('_', $locale);
		if (!isset(self::$_localeData[$parts[0]])) {
			if ((count($parts) == 1) && array_key_exists($parts[0], self::$_territoryData)) {
				return self::$_territoryData[$parts[0]];
			}

			return '';
		}

		foreach ($parts as $key => $value) {
			if ((strlen($value) < 2) || (strlen($value) > 3)) {
				unset($parts[$key]);
			}
		}

		$locale = implode('_', $parts);
		return (string) $locale;
	}

	/**
	 * Search the locale automatically and return all used locales
	 * ordered by quality
	 *
	 * Standard Searchorder is Browser, Environment, Default
	 *
	 * @param  string  $searchorder (Optional) Searchorder
	 * @return array Returns an array of all detected locales
	 */
	public static function getOrder($order = null) {
		switch ($order) {
			case self::ENVIRONMENT:
				self::$_breakChain = true;
				$languages = self::getEnvironment() + self::getBrowser() + self::getDefault();
				break;

			case self::ZFDEFAULT:
				self::$_breakChain = true;
				$languages = self::getDefault() + self::getEnvironment() + self::getBrowser();
				break;

			default:
				self::$_breakChain = true;
				$languages = self::getBrowser() + self::getEnvironment() + self::getDefault();
				break;
		}

		return $languages;
	}

}
